In 1994, I developed an infrastructure, inspired by zApp and the Object Window Library (OWL), for developing an accounting system for Windows. In 2000, I developed another infrastructure, inspired by Struts and WebWorks, for developing another accounting system for the J2EE platform. After coaching and watching the development of both systems, I found that not only did the web edition require more advanced programming skills and prerequisites but its total cost was four times more than the client/server's. Worst of all, the user experience harkened back to the age of green terminals, though...